Almost year ago I bought Electrolux PUREi9. Now they multiplicated. (It had some early software issues but now I'm really happy with it) : r/homeautomation
Electrolux Pure i9 Review: An Effective, But Expensive Robot Vacuum | WIRED
Electrolux Pure i9.2 6DGM Robot Vacuum Specifications - Epey UK
vhbw Battery Compatible with Electrolux Pure PI91, i9 Vacuum, Household Processor (3400 mAh, 7.2 V, Li-ion) : Amazon.com.be: Home & Kitchen
Electrolux Vacuum Cleaner Battery Twin Pack Pure i9 - 4060001007
Electrolux Pure i9 PI91-5SSM - Smart homes - smartphone control
7.2V 3.4Ah Li-ion OSBP72LI25 Battery for Electrolux Pure i9 Vacuum Cleaner
2000mAh Electrolux OSBP72LI25 Battery for 900277484 PI91-5SGM 900277264 Pure i9 900277252 ERV7200DB ERV5210IW RX9-2-4STN 9002772 - AliExpress